diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3576c24..e85d62b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,14 @@ All notable changes to this project will be documented in this file. Dates are d
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+#### [v2.0.0-beta.0](https://github.com/oceanprotocol/commons/compare/v1.3.1...v2.0.0-beta.0)
+
+> 14 November 2019
+
+- update to new DDO structure [`e34dde1`](https://github.com/oceanprotocol/commons/commit/e34dde1a111d00943dc68d32c04b8fa230996d6d)
+- contentLength as string [`3d9935b`](https://github.com/oceanprotocol/commons/commit/3d9935b46553143ed1fad6ee6e6b80c23ca6e59e)
+- search tweaks [`ca94ac6`](https://github.com/oceanprotocol/commons/commit/ca94ac69583d3451713b7dce618d4224955b053f)
+
 #### [v1.3.1](https://github.com/oceanprotocol/commons/compare/v1.3.0...v1.3.1)
 
 > 7 November 2019
@@ -11,7 +19,7 @@ Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 - Bump squid [`#206`](https://github.com/oceanprotocol/commons/pull/206)
 - bump squid [`ccdef81`](https://github.com/oceanprotocol/commons/commit/ccdef8143ea2f6062c4ffbe65451fdce7c5c40e3)
 - downgrade @typescript-eslint packages [`afd4ec9`](https://github.com/oceanprotocol/commons/commit/afd4ec991f384596d26e63f2dcb710eda648457e)
-- test fix [`826cb07`](https://github.com/oceanprotocol/commons/commit/826cb079533b374b41400e9162c247d46f21cc21)
+- Release 1.3.1 [`c8a46a5`](https://github.com/oceanprotocol/commons/commit/c8a46a5316c811766907a0b5866989e750b2ff0a)
 
 #### [v1.3.0](https://github.com/oceanprotocol/commons/compare/v1.2.2...v1.3.0)
 
diff --git a/client/package-lock.json b/client/package-lock.json
index 392ca08..ef5ea8b 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "commons-client",
-  "version": "1.3.1",
+  "version": "2.0.0-beta.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/client/package.json b/client/package.json
index aa5b167..d0c424c 100644
--- a/client/package.json
+++ b/client/package.json
@@ -1,7 +1,7 @@
 {
   "name": "commons-client",
   "description": "Ocean Protocol marketplace frontend to explore, download, and publish open data sets.",
-  "version": "1.3.1",
+  "version": "2.0.0-beta.0",
   "license": "Apache-2.0",
   "scripts": {
     "start": "react-scripts start",
diff --git a/package-lock.json b/package-lock.json
index 78b4998..86f7a0d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "commons",
-  "version": "1.3.1",
+  "version": "2.0.0-beta.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index e6428ec..2edbaa3 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "commons",
   "description": "Ocean Protocol marketplace to explore, download, and publish open data sets.",
-  "version": "1.3.1",
+  "version": "2.0.0-beta.0",
   "license": "Apache-2.0",
   "scripts": {
     "install": "./scripts/install.sh",
diff --git a/server/package-lock.json b/server/package-lock.json
index 8167d10..13b4884 100644
--- a/server/package-lock.json
+++ b/server/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "commons-server",
-  "version": "1.3.1",
+  "version": "2.0.0-beta.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/server/package.json b/server/package.json
index e61e7cd..75ac29c 100644
--- a/server/package.json
+++ b/server/package.json
@@ -1,7 +1,7 @@
 {
   "name": "commons-server",
   "description": "Ocean Protocol marketplace backend.",
-  "version": "1.3.1",
+  "version": "2.0.0-beta.0",
   "license": "Apache-2.0",
   "main": "dist/src/server.js",
   "scripts": {